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1. General Introduction Alloy 20, also known as 20Cb3, is an iron-based austenitic nickel alloy. It has useful corrosion resistance to oxidizing and medium reducing environments. The alloy also exhibits useful resistance to stress-cracking corrosion and pitting corrosion. Alloy 20 …

*The unit for modulus of elasticity is 106 psi; Temperature unit: °F. *All tabular values are in accordance with ASME BPVC Section II Part D Alloy 20 (UNS N08020). *Other physical properties of Alloy 20: poisson’s rate – 0.31; density …

1. Coefficient of Thermal Conductivity of Alloy 20(UNS N08020) *TC: the coefficient of thermal conductivity, Btu/hr-ft-°F. *Temp.: metal temperature, not exceeding. 2. Coefficient of Thermal Diffusivity of Alloy 20(UNS N08020) *TD: the coefficient of thermal diffusivity, ft2/hr. *Temp.: metal temperature, …

*YS1(yield strength of):ASTM B462 Alloy 20 forgings, annealed; ASTM B463 UNS N08020 plate, annealed; ASTM B473 UNS N08020 bar, annealed; ASTM B729 Alloy 20 smls. pipe & tube, annealed; ASTM B464 UNS N08020 wld. pipe, annealed; ASTM B468 UNS N08020 …

*TS1(tensile strength of): ASTM B462 UNS N08020 forgings, annealed; ASTM B463 Alloy 20 plate, annealed; ASTM B473 Alloy 20 bar, annealed; ASTM B729 Alloy 20 seamless pipe & tube, annealed; ASTM B464 UNS N08020 welded pipe, annealed; ASTM B468 UNS …

The table below provides maximum allowable stress values at given temperatures for various Alloy 20 materials. All tabulated values are in accordance with ASME BPVC Section II Part D. *Temp.: metal temperature, not exceeding. *MAS1, MAS2, MAS3, MAS4: maximum allowable …

Alloy 20 is endorsed by relative ASME Boiler & Pressure Vessel Codes (BPVC). A variety of product forms and conditions of Alloy 20 (UNS N08020) are listed in below table which are applicable for corresponding ASME BPVC specifications and temperature …

Alloy 20, UNS N08020, is also known as 20Cb-3, CN7M(castings), or DIN 2.4660. It has exceptional corrosion resistance to sulfuric acid and has good performance in handling pitting corrosion, crevice corrosion, intergranular corrosion, and stress-cracking corrosion. Meanwhile, its cost is comparatively …

General Introduction The Alloy 20 bars(UNS N08020) manufactured to ASTM B473 can be furnished in several types: (1)hot-finished rounds, square, octagons, and hexagons: 0.25″(6.35 mm) and over in diameter or size; (2)hot-finished flats: 0.25″~10″, inclusive, in width, 0.125″(3.175 mm) and …

Alloy 20 Pipe & Tube – Relative Standards *All pipes or tubes shall be furnished in stabilize-annealed condition. Chemical & Mechanical Requirements of Alloy 20 Pipe & Tubes The chemical & mechanical requirements of Alloy 20 (UNS N08020) is the …

ASTM B463 Alloy 20 plates, sheets, strips are widely used in the fabrication of pressure vessels, welded pipes or tubes, and other piping components. They can be furnished in various forms which are defined in below table. *The UNS designation …

Metals-Piping has committed experience of manufacturing a variety of ASTM B366 Alloy 20 fittings including 90° & 45° elbows, tees, reducers, 180° bends, caps, crosses, lap-joint stub ends, plugs, bushings, street elbows, , etc. These fittings has the UNS designation of …

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